Revert "Don't include :code by default in storage proofs (#5060)" (#5136)

This reverts commit 6ee39261c8.

substrate/primitives/api/test/tests/runtime_calls.rs

@@ -164,12 +164,6 @@ fn record_proof_works() {
 	let block_id = BlockId::Number(client.chain_info().best_number);
 	let storage_root = longest_chain.best_chain().unwrap().state_root().clone();
 
-	let runtime_code = sp_core::traits::RuntimeCode {
-		code: client.code_at(&block_id).unwrap(),
-		hash: vec![1],
-		heap_pages: None,
-	};
-
 	let transaction = Transfer {
 		amount: 1000,
 		nonce: 0,
@@ -198,6 +192,5 @@ fn record_proof_works() {
 		&executor,
 		"Core_execute_block",
 		&block.encode(),
-		&runtime_code,
 	).expect("Executes block while using the proof backend");
 }